# Remove an Element from a Max Heap

## Solutions

Solution 1 (Click to Show/Hide)
``````var MaxHeap = function() {
this.heap = [null];
this.insert = (ele) => {
var index = this.heap.length;
var arr = [...this.heap];
arr.push(ele);
while (ele > arr[Math.floor(index / 2)] && index > 1) {
arr[index] = arr[Math.floor(index / 2)];
arr[Math.floor(index / 2)] = ele;
index = arr[Math.floor(index / 2)];
}
this.heap = arr;
}
this.print = () => {
return this.heap.slice(1);
}
// Only change code below this line
this.remove = () => {
this.heap = [...this.heap];
let max = this.heap[1];
let last = this.heap.pop();
this.heap[1] = last;
this.heapify(1);
return max;
}

this.heapify = (i) => {
let large = i;
let l = 2 * i + 0;
let r = 2 * i + 1;
let length = this.heap.length;
if (l < length && this.heap[l] > this.heap[large]) {
large = l;
}

if (r < length && this.heap[r] > this.heap[large]) {
large = r;
}

if (large != i) {
let temp = this.heap[i];
this.heap[i] = this.heap[large];
this.heap[large] = temp;
this.heapify(large);
}
}
// Only change code above this line
};
``````